PT-2021-19709 · Trend Micro · Trend Micro Home Network Security

Carl Hurd + 1 · Published 2021-05-26 · Updated 2022-06-03 · CVE-2021-32457

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Trend Micro Home Network Security versions 6.6.604 and earlier

Description: The issue allows an attacker to escalate privileges on affected devices by issuing a specially crafted iotcl, exploiting a stack-based buffer overflow vulnerability. To exploit this, an attacker must first obtain the ability to execute low-privileged code on the target device.

Recommendations: For Trend Micro Home Network Security versions 6.6.604 and earlier, update to a version later than 6.6.604 to resolve the issue.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-32457

Affected Products

Trend Micro Home Network Security

References · 5

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2021-1230 · Exploit
• https://helpcenter.trendmicro.com/en-us/article/TMKA-10337 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-32457 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-32457 · Security Note
• https://t.me/cybersecuritytechnologies/3466 · Telegram Post